Change group by frames icon color on focus-selected
Change group by frames icon color on focus-selected

Bug: 1234734
Change-Id: Ia9b2675997c8c20d02a399885e86fddcb96325c7
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/3172982
Reviewed-by: Danil Somsikov <f16a5ee11618cab93684e694f9aa762d34f02920@chromium.org>
Reviewed-by: Simon Zünd <38944668e9e2ca98ccd0275b53370f90fa55c113@chromium.org>
Commit-Queue: Kateryna Prokopenko <04b7d4bdbd93555cee90f085bb91b72524d21fca@chromium.org>

ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend